Sea cucumbers belong to invertebrates, echinoderms and sea cucumbers. There are more than 900 species in the world, and about 140 species in China. Among them, the Indian Ocean and the Western Pacific Ocean are the regions with the largest variety and resources of sea cucumbers in the world.
Sea cucumbers in China are distributed in temperate zone and tropical zone. The temperate zone is mainly located in Bo Huang sea area, and the main economic species is Stichopus japonicus, which is also the most famous sea cucumber species in China. The tropics are mainly in the coastal areas of Guangdong, Guangxi and Hainan, and the main economic variety is Japanese ginseng.
Xisha Islands, Nansha Islands and Hainan Island are the main producing areas of tropical sea cucumbers in China. Sea cucumber is one of the "eight treasures" among all kinds of delicacies, and it also has a variety of nourishing and health preserving functions specially designated by Chinese medicine.
Extended data
Identification method:
1, the sea cucumber must be dried, and the dried sea cucumber is easy to deteriorate, because it contains a lot of water, and the price is actually much higher;
2. If you buy dry sea cucumber, you must choose the dry one. There are also many unscrupulous traders who add a lot of sugar, gum and even alum to increase the weight of sea cucumbers. Although the sea cucumber processed in this way does not meet the product quality standards, it is very full and beautiful in color, which is very deceptive to consumers.
In addition, it should be noted that some sea cucumbers are dyed and the color is very dark from the outside. The opening of the sea cucumber is also black, and the sea cucumber tendons exposed inside are all black, which shows that the greedy makers have forgotten their righteousness.
3. When buying dry sea cucumber, don't blindly pursue cheap prices, but make a comprehensive comparison with the speed of water development in dry sea cucumber. Growth rate is the most basic characteristic to measure the quality of sea cucumber. Ok, dry sea cucumber, a kilo of water is about 15kg. The sea cucumber made is elastic, Q-shaped and full of flavor. And a catty of inferior dry food does not exceed 5 jins after taking part in water, and even it is so broken that it can't be eaten at all.
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